openwrt/target/linux/mxs/image/Makefile
Felix Fietkau 8935689a8e mxs: gzip ext4 images
Significantly reduces disk usage

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2017-01-13 16:59:28 +01:00

80 lines
2.1 KiB
Makefile

#
# Copyright (C) 2013-2015 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
BOARDS:= \
imx23-olinuxino \
imx28-duckbill
FAT32_BLOCK_SIZE=1024
FAT32_BLOCKS=$(shell echo $$(($(CONFIG_TARGET_BOOTFS_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
define Image/BuildKernel
mkimage -A arm -O linux -T kernel -C none \
-a 0x40008000 -e 0x40008000 \
-n 'ARM OpenWrt Linux-$(LINUX_VERSION)' \
-d $(KDIR)/zImage $(KDIR)/uImage
cp $(KDIR)/uImage $(BIN_DIR)/$(IMG_PREFIX)-uImage
endef
define Image/InstallKernel
mkdir -p $(TARGET_DIR)/boot
cp \
$(KDIR)/zImage $(KDIR)/uImage \
$(foreach board,$(BOARDS),$(DTS_DIR)/$(board).dtb) \
$(TARGET_DIR)/boot/
endef
define Image/Build/SDCard-vfat-ext4
rm -f $(KDIR)/boot.img
mkfs.fat $(KDIR)/boot.img -C $(FAT32_BLOCKS)
mcopy -i $(KDIR)/boot.img $(DTS_DIR)/$(3).dtb ::$(3).dtb
mcopy -i $(KDIR)/boot.img $(BIN_DIR)/$(IMG_PREFIX)-uImage ::uImage
./gen_sdcard_vfat_ext4.sh \
$(BIN_DIR)/$(2) \
$(BIN_DIR)/uboot-mxs-$(4)/uboot-mxs-$(4).sb \
$(KDIR)/boot.img \
$(KDIR)/root.$(1) \
$(CONFIG_TARGET_BOOTFS_PARTSIZE) \
$(CONFIG_TARGET_ROOTFS_PARTSIZE)
$(call Image/Gzip,$(BIN_DIR)/$(2))
endef
define Image/Build/SDCard-ext4-ext4
./gen_sdcard_ext4_ext4.sh \
$(BIN_DIR)/$(2) \
$(BIN_DIR)/uboot-mxs-$(4)/uboot-mxs-$(4).sb \
$(KDIR)/root.$(1) \
$(CONFIG_TARGET_ROOTFS_PARTSIZE)
$(call Image/Gzip,$(BIN_DIR)/$(2))
endef
define Image/Build/Profile/olinuxino-maxi
$(call Image/Build/SDCard-vfat-ext4,$(1),$(2),imx23-olinuxino,mx23_olinuxino)
endef
define Image/Build/Profile/olinuxino-micro
$(call Image/Build/SDCard-vfat-ext4,$(1),$(2),imx23-olinuxino,mx23_olinuxino)
endef
define Image/Build/Profile/duckbill
$(call Image/Build/SDCard-ext4-ext4,$(1),$(2),imx28-duckbill,duckbill)
endef
define Image/Build
$(call Image/Build/$(1),$(1))
$(call Image/Build/Profile/$(PROFILE),$(1),$(IMG_PREFIX)-$(PROFILE)-sdcard.img)
dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-root.$(1) bs=128k conv=sync
$(call Image/Gzip,$(BIN_DIR)/$(IMG_PREFIX)-root.$(1))
endef
$(eval $(call BuildImage))